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storage: rename constant

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This commit is contained in:
Jan Pochyla 2017-10-18 18:37:22 +02:00
parent b6ba95625c
commit 353883e0f3
1 changed files with 3 additions and 3 deletions
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6
embed/extmod/modtrezorconfig/storage.c
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@ -11,7 +11,7 @@
#include "../../trezorhal/flash.h" #include "../../trezorhal/flash.h"
// Byte-length of flash sector containing fail counters. // Byte-length of flash sector containing fail counters.
#define PIN_AREA_LEN 0x4000 #define PIN_SECTOR_SIZE 0x4000
// Maximum number of failed unlock attempts. // Maximum number of failed unlock attempts.
#define PIN_MAX_TRIES 15 #define PIN_MAX_TRIES 15
@ -34,7 +34,7 @@ bool storage_init(void)
static void pin_fails_reset(uint32_t ofs) static void pin_fails_reset(uint32_t ofs)
{ {
if (ofs + sizeof(uint32_t) >= PIN_AREA_LEN) { if (ofs + sizeof(uint32_t) >= PIN_SECTOR_SIZE) {
// ofs points to the last word of the PIN fails area. Because there is // ofs points to the last word of the PIN fails area. Because there is
// no space left, we recycle the sector (set all words to 0xffffffff). // no space left, we recycle the sector (set all words to 0xffffffff).
// On next unlock attempt, we start counting from the the first word. // On next unlock attempt, we start counting from the the first word.
@ -87,7 +87,7 @@ static bool pin_fails_read(uint32_t *ofs, uint32_t *ctr)
if (!ofs || !ctr) { if (!ofs || !ctr) {
return false; return false;
} }
for (uint32_t o = 0; o < PIN_AREA_LEN; o += sizeof(uint32_t)) { for (uint32_t o = 0; o < PIN_SECTOR_SIZE; o += sizeof(uint32_t)) {
uint32_t c = 0; uint32_t c = 0;
if (!flash_read_word_rel(FLASH_SECTOR_PIN_AREA, o, &c)) { if (!flash_read_word_rel(FLASH_SECTOR_PIN_AREA, o, &c)) {
return false; return false;